Date: Tue, 18 Feb 2025 08:41:26 -0800 From: Carl Johnson <carlj@peak.org> To: freebsd-questions@freebsd.org Subject: Re: Detecting failing drives - ZFS carries on regardless Message-ID: <86zfijgq89.fsf@bay.localnet> In-Reply-To: <cc6ccf4a-0b30-4050-ae4c-289a22bf5152@fjl.co.uk> (Frank Leonhardt's message of "Tue, 18 Feb 2025 13:23:17 %2B0000") References: <ba753392-f77c-4fe7-9110-ecab3b59b7c3@fjl.co.uk> <cc6ccf4a-0b30-4050-ae4c-289a22bf5152@fjl.co.uk>
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Frank Leonhardt <freebsd-doc@fjl.co.uk> writes: > As an example, the following is NOT ENOUGH for ZFS to fail a drive, > because FreeBSD doesn't offline it. Would you want a drive like this > in a production environment? > > Feb 17 16:20:48 zfs2 kernel: (da0:mps0:0:14:0): WRITE(10). CDB: 2a 00 > 02 c1 38 00 00 08 00 00 > Feb 17 16:20:48 zfs2 kernel: (da0:mps0:0:14:0): CAM status: SCSI > Status Error > ... I haven't used it, but you might want to look into zfsd and see if it will help. It is supposed to watch for errors and handle them. -- Carl Johnson carlj@peak.orghelp
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